Perhaps you should try some spelling variations:
huang cheng » huang chang, hong cheng, huang weng
huang jing » huang ting, huang ying, wang jing
young john » kong john, wong john, young jean
china dan » china den, china data, china des
yang john » king john, yang jin, yang jun
kong siu » kong eiu, wong siu, dong sin

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((huang cheng) OR (huang jing)) can china dan ((yang john) OR (young john)) kong siu ;~.
• Adding a wildcard symbol may retrieve word variants: ((huang cheng) or (huang jing)) can china dan ((yang john) or (young john)) kong siu ;*.